[INFO] fetching crate bounded-registers 0.1.1... [INFO] checking bounded-registers-0.1.1 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate bounded-registers 0.1.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate bounded-registers 0.1.1 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate bounded-registers 0.1.1 [INFO] finished tweaking crates.io crate bounded-registers 0.1.1 [INFO] tweaked toml for crates.io crate bounded-registers 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 046657c6badf563284240558d38ce1d27f4280e48d9efcc9ac8b407bb91f9fa4 [INFO] running `"docker" "start" "-a" "046657c6badf563284240558d38ce1d27f4280e48d9efcc9ac8b407bb91f9fa4"` [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking bounded-registers v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/macros.rs:140:13 [INFO] [stderr] | [INFO] [stderr] 140 | /// Constants mapping the enum-like field names to values. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] ... [INFO] [stderr] 401 | / register! { [INFO] [stderr] 402 | | /// The status register [INFO] [stderr] 403 | | #[derive(Debug)] [INFO] [stderr] 404 | | Status, [INFO] [stderr] ... | [INFO] [stderr] 419 | | ] [INFO] [stderr] 420 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/macros.rs:140:13 [INFO] [stderr] | [INFO] [stderr] 140 | /// Constants mapping the enum-like field names to values. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] ... [INFO] [stderr] 447 | / register! { [INFO] [stderr] 448 | | /// A random number generator [INFO] [stderr] 449 | | #[derive(Debug)] [INFO] [stderr] 450 | | RNG, [INFO] [stderr] ... | [INFO] [stderr] 462 | | ] [INFO] [stderr] 463 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.24s [INFO] running `"docker" "inspect" "046657c6badf563284240558d38ce1d27f4280e48d9efcc9ac8b407bb91f9fa4"` [INFO] running `"docker" "rm" "-f" "046657c6badf563284240558d38ce1d27f4280e48d9efcc9ac8b407bb91f9fa4"` [INFO] [stdout] 046657c6badf563284240558d38ce1d27f4280e48d9efcc9ac8b407bb91f9fa4